Chicago (ORD) to Oslo (OSL) flight deal in economy from $421
$731 USD
-42%$421 USD
Verified 10 days agoAugust 2026
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Rare Availability
9% of dates checked are available within 10% of the lowest price
Friday, August 14th, 2026
6 round-trip options
Returning
Wed, Aug 19, 2026•5 Day Trip
$1,058 USD
Returning
Fri, Aug 21, 2026•7 Day Trip
$1,068 USD
Returning
Mon, Aug 24, 2026•10 Day Trip
$1,015 USD
Returning
Tue, Aug 25, 2026•11 Day Trip
$977 USD
Returning
Thu, Aug 27, 2026•13 Day Trip
$828 USD
Returning
Fri, Aug 28, 2026•14 Day Trip
$875 USD